Remove LLVM-style inline assembly from rustfmt

Author: tmiasko

Diff for: src/tools/rustfmt/src/expr.rs

@@ -334,9 +334,7 @@ pub(crate) fn format_expr(
         // satisfy our width restrictions.
         // Style Guide RFC for InlineAsm variant pending
         // https://github.com/rust-dev-tools/fmt-rfcs/issues/152
-        ast::ExprKind::LlvmInlineAsm(..) | ast::ExprKind::InlineAsm(..) => {
-            Some(context.snippet(expr.span).to_owned())
-        }
+        ast::ExprKind::InlineAsm(..) => Some(context.snippet(expr.span).to_owned()),
         ast::ExprKind::TryBlock(ref block) => {
             if let rw @ Some(_) =
                 rewrite_single_line_block(context, "try ", block, Some(&expr.attrs), None, shape)

Diff for: src/tools/rustfmt/src/utils.rs

@@ -507,7 +507,6 @@ pub(crate) fn is_block_expr(context: &RewriteContext<'_>, expr: &ast::Expr, repr
         | ast::ExprKind::Err
         | ast::ExprKind::Field(..)
         | ast::ExprKind::InlineAsm(..)
-        | ast::ExprKind::LlvmInlineAsm(..)
         | ast::ExprKind::Let(..)
         | ast::ExprKind::Path(..)
         | ast::ExprKind::Range(..)